68328981

素因数分解:

$3^3\times 7^2\times {\mathrm{51647}}^1$

素因数の和:51670

約数の個数: 24

約数和(自身を含む): 117757440

約数和(自身を除く): 49428459

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 51647, 154941, 361529, 464823, 1084587, 1394469, 2530703, 3253761, 7592109, 9761283, 22776327, 68328981]

約数ペア:

[(1, 68328981), (3, 22776327), (7, 9761283), (9, 7592109), (21, 3253761), (27, 2530703), (49, 1394469), (63, 1084587), (147, 464823), (189, 361529), (441, 154941), (1323, 51647)]